Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Chaetodontidae
Etymology: Heniochus: Greek, enioi, -ai, -a = sometimes, some + Greek, oche = food (Ref. 45335). More on author: Smith.
Environment / Climate / Range
Marine; reef-associated; depth range 2 - 250 m (Ref. 90102), usually 15 - 40 m (Ref. 9710). Tropical; 32°N - 23°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 48636)
Pacific Ocean: Andaman Islands in the eastern Indian Ocean to Samoa, north to southern Japan, south to Rowley Shoals and New Caledonia.
An uncommon species (Ref. 9710) that inhabits deep lagoon and seaward reefs. Adults solitary or in small groups and prefer areas with rich coral growth and high vertical relief (Ref. 1602). Juveniles solitary and secretive on inshore reefs. Largest of the bannerfishes (Ref. 48636). Feed on coral polyps (Ref. 9710). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
IUCN Red List Status (Ref. 90363)
CITES (Ref. 94142)
Threat to humans
Fisheries: minor commercial; aquarium: commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic Level (Ref. 69278
): 3.6 ±0.44 se; Based on food items.
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (23 of 100) .